package com.wh;

import java.util.concurrent.ArrayBlockingQueue;
import java.util.concurrent.CopyOnWriteArrayList;

public class TaiMei {
    public static void main(String[] args) {
//        String s1="abc";
//        fac(s1);
//        System.out.println(s1);
        int a=10;
        int b=3;
        System.out.println(a/2.5); //4.0
        System.out.println(a/b);  //3
        System.out.println(a^b);//9  转化成二进制进行按位异或：相同位取0 不同位取1
        System.out.println(a+=b--);//13
        System.out.println(a++);//13

    }
    public static String fac(String s1){
        s1="edf";
        return s1;
    }

}
